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SKYZONE S1 PRO Air Unit, a high-performance video transmission system engineered for FPV toys enthusiasts, designed to deliver stable, low-latency HD video feed for immersive flight experiences.
This complete air unit kit includes all essential parts for seamless integration:
High-Definition FPV Camera: Available in multiple variants (Alps 14mm, Basalt 20mm, Dune 20mm low-light) to suit different drone sizes and flight scenarios, with the Dune model optimized for exceptional low-light and night flight performance.
5.8G Dual-Antenna Transmitter (VTX): Features dual-antenna design for enhanced signal stability, reduced interference, and extended transmission range, paired with two 5.8G lollipop/mushroom antennas for reliable signal output.
Main Air Unit Module: Equipped with a power port, Type-C port for configuration, link button for pairing, and VTX LED status indicator for real-time operation monitoring.
Accessories: USB tuning board + 6-pin 150mm connection cable for easy parameter adjustment and setup.
Technical Specifications
**Input Voltage: 8V-30V wide voltage input, compatible with most FPV drone power systems
**Power Consumption: ≥ 7.5W (e.g., 8V/0.91A)
**Overheat Protection: Automatic shutdown at approximately 110°C to prevent device damage
**Interface Support: UART (for flight controller connection), SBUS, USB Type-C for configuration
Core Features
- Dual-Antenna Design: Ensures robust signal transmission, minimizing dropouts even in complex flight environments
- Versatile Camera Options: Choose from compact 14mm cameras for 2-3 inch small drones, or 20mm models with balanced/low-light performance for various use cases
- Easy Configuration: USB tuning board and Type-C port for simple parameter adjustment and firmware updates
- Built-in Protection: Overheat shutdown protection safeguards the VTX during long-duration flights
- Wide Compatibility: Compatible with standard FPV flight controllers, suitable for racing drones, freestyle drones, and cinematic FPV setups
Important Notes
- The VTX generates significant heat during operation. Ensure proper airflow for heat dissipation to avoid overheating and performance issues.
- Confirm local radio frequency regulations before use, and operate within legal power and frequency limits.
- The standard camera offers balanced overall performance, while the Dune low-light camera is recommended for night flight applications.

Payment Methods
We accept PayPal, Credit Card. If you are unable to pay for the above, please contact us.
Order Status
Once your order ships, you will receive a shipping notification email. This email will contain your tracking number and a link to check the status of your order. You can also check the status of your order by going to your account page.
Warehouse located
We have CN, USA and EU warehouse.
Shipping Charges
There are different shipping methods for your chioce, depending on yourself. Detailed shipping costs and chioces can be checked at the checkout page.
Free shipping on orders over $49. If your order value is under it, you might be charged $10 for standard shipping(arrives in 7-15 days), or other shipping methods.
For Fix Wing RC FPV fixed wings product, we provide different shipping fee for Expedited shipping(arrives in 10-20 days). The specific shipping cost is subject to the checkout page.
For all orders' package, we handle packages by DHL, UPS, EMS, our special shipping line, DDP and so on, usually takes about 7-20 days for delivery.
Shipping Time
Most orders will be shipped within usually 1~2 working days , but for special holidays, 4 business days might be needed.
The total processing time may be affected by the stock status of individual items, national holidays, etc.
For all orders' package, we handle packages by DHL, UPS, EMS, our special shipping line and so on, usually takes about 7-20 days for delivery.
*Please note that we only process orders on business days (Monday-Friday).
*Total Delivery Time=Processing Time+ Shipping Time
Once we receive your online order we will send you a confirmation e-mail and you will receive a tracking number once the order has been shipped and is on it’s way to you.
If you have any questions about any orders in transit, please feel free to contact us. We care about you so much and we're doing our best to catch up!
Please Note:
Orders placed on Friday Afternoons, during weekends or National Holidays will be processed the next business day.
During holiday periods, such as Thanksgiving, Black Friday and Cyber Monday, Christmas, and Easter, orders may be subject to delay.
Please allow a few additional business days for your order to be processed and dispatched.
There are estimated delivery time only, so can not guarantee an exact delivery time.
Thanks for understanding and have excellent shopping with ATOMRC!